Physics, asked by shah845454, 1 year ago

2 किग्रा. द्रव्यमान का पत्थर 4 मीटर ऊपर उठाया जाये तो किया गया कार्य -
(a) 78.4 जूल (b) 19.6 जूल (c) 8 जूल (d) 39.2 जूल

Answers

Answered by akshatrawat20

0

Answer:

a

Explanation:

2×9.8×4 is the formula of getting potential energy.

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